Dr. LeMonnier’s professional experience began with his Commission as a Dental Officer, to the United States Public Health Service. He spent five years serving the Native American population in hospital-based and community-based dental offices in New Mexico and Washington. As an Officer of the USPHS, he earned commendations for Outstanding Service and Leadership and promotion to Lieutenant Commander. Following his selection for the Inactive Reserve Corps, he continued his private practice career. Since 1996, Dr. LeMonnier has been practicing in Maryland, most of those years serving the Frederick Community.